Sometimes you need random numbers — and properly random ones, at that. Hackaday Alum [Sean Boyce] whipped up a rig that serves up just that, tasty random bytes delivered fresh over MQTT. [Sean] tells ...

A joint research team has reported for the first time that the resistive switching behavior of ion-motion-mediated volatile memristors, which are emerging as promising next-generation semiconductor ...

Whether it’s a game of D&D or encrypting top-secret information, a wide array of methods are available for generating the needed random numbers with high enough entropy for their use case. For a ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

To communicate in secret a cryptographic key is still the most effective means. A cryptographic key is a string of data that is used to lock or unlock cryptographic functions, including authentication ...